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AstDyS ∴ Objects ∴ 2007QJ9 ∴ Observational info
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(456640) 2007QJ9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8055.02 days
Unobserved 493 days

 

Astrometry summary
Optical
RMS of residuals 0.73
First observation 2000-11-29.487
Last observation 2022-12-19.503
Number (Discarded) 361 (101)

 

Get the observational details
ASCII file

 

Note: The ASCII file is in a format suitable for OrbFit input.